msi: Don't remove a file that is installed as source.

dlls/msi/files.c

@@ -547,7 +547,8 @@ UINT ACTION_RemoveFiles( MSIPACKAGE *package )
         if ( file->state == msifs_installed )
             ERR("removing installed file %s\n", debugstr_w(file->TargetPath));
 
-        if ( file->Component->ActionRequest != INSTALLSTATE_ABSENT )
+        if ( file->Component->ActionRequest != INSTALLSTATE_ABSENT ||
+             file->Component->Installed == INSTALLSTATE_SOURCE )
             continue;
 
         /* don't remove a file if the old file

dlls/msi/tests/install.c

@@ -4269,9 +4269,9 @@ static void test_removefiles(void)
     r = MsiInstallProductA(msifile, "REMOVE=ALL");
     ok(r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %u\n", r);
     ok(!pf_exists("msitest\\hydrogen"), "File not deleted\n");
+    ok(delete_pf("msitest\\helium", TRUE), "File deleted\n");
     todo_wine
     {
-        ok(delete_pf("msitest\\helium", TRUE), "File deleted\n");
         ok(delete_pf("msitest\\lithium", TRUE), "File deleted\n");
     }
     ok(delete_pf("msitest", FALSE), "File deleted\n");